Wilwood Narrow Superlite 4R Rear P-Brk Kit 12.88in Drilled Red Chevy 12 Bolt-Spec 3.15in Bearing 2015-lexus-rc-f-esi7714721 wideband oxygen (or Air-Fuel Ratio)

wideband oxygen (or Air-Fuel Ratio) sensors produce a linear output signal that allows the ECU determine exactly how rich or lean an engine is running and make continuous and precise adjustments of the air-fuel mixture to stay closest to stoichiometric

Wilwood Caliper Forged Narrow Superlite FNSL4R-DS Dust Seal 1

coolant and more

Precision CNC machined and heat treated 4140 Chromoly shanks are utilized to handle the abuse of racing and drifting

AEM's Ignition Coil Drivers are designed for driving high-power

Wilwood Narrow Superlite 4R Rear P-Brk Kit 12.88in Drilled Red Chevy 12 Bolt-Spec 3.15in Bearing 2015-lexus-rc-f-esi7714721 wideband oxygen (or Air-Fuel Ratio)Forged Narrow Superlite 4R rear disc kits provide the ultimate Big Brake solution for popular muscle car rear axles that require a parking brake. FNSL4R four piston calipers, 13 or 14 two piece rotors, and high performance BP 10 compound pads provide optimized and balanced braking to compliment front big brake upgrades on all types of custom, show and high performance street machines. The neatly hidden internal shoe system provides a clean